//  let  n:number = 100;
interface ParmasModel{
    _q?:string,
    _limit?:number,
    _page?:number
}
interface UserModel  extends ParmasModel{
    id?:number,
    username?:string,
    userage?:number
}

let  insertUser = (data:UserModel)=>{

}

let  queryUser = (params:UserModel)=>{

}

insertUser({
    username:"leson",
    userage:18
})

queryUser({
    username:"leson",
    _page:1,
    _limit:5
})

